From: Gabriel Corona <gabriel.corona@loria.fr>
Date: Tue, 2 Sep 2014 12:01:18 +0000 (+0200)
Subject: Avoid tautological-compare
X-Git-Tag: v3_12~848
X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/commitdiff_plain/875e7f12289274171984a27c231116e5737e7bf9

Avoid tautological-compare

Clang complains about tautological compare: it seems an unsigned
integer is always non-negative.
---

diff --git a/src/smpi/smpi_mpi_dt.c b/src/smpi/smpi_mpi_dt.c
index 4cd5f6454e..07bec7c55e 100644
--- a/src/smpi/smpi_mpi_dt.c
+++ b/src/smpi/smpi_mpi_dt.c
@@ -150,8 +150,7 @@ CREATE_MPI_DATATYPE(MPI_PTR, void*);
  */
 int is_datatype_valid(MPI_Datatype datatype) {
     return datatype != MPI_DATATYPE_NULL
-        && (datatype->flags & DT_FLAG_COMMITED)
-        && (smpi_datatype_size(datatype)>=0);
+        && (datatype->flags & DT_FLAG_COMMITED);
 }
 
 size_t smpi_datatype_size(MPI_Datatype datatype)